161266910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{10331}}^1$

素因数の和:10568

約数の個数: 32

約数和(自身を含む): 333268992

約数和(自身を除く): 172002082

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 7805, 10331, 15610, 20662, 51655, 72317, 103310, 144634, 361585, 723170, 2303813, 4607626, 11519065, 16126691, 23038130, 32253382, 80633455, 161266910]

約数ペア:

[(1, 161266910), (2, 80633455), (5, 32253382), (7, 23038130), (10, 16126691), (14, 11519065), (35, 4607626), (70, 2303813), (223, 723170), (446, 361585), (1115, 144634), (1561, 103310), (2230, 72317), (3122, 51655), (7805, 20662), (10331, 15610)]